| /* gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider.c - DSSI Provider |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| #include <config.h> |
| #include <gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider.h> |
| |
| #include "dssi_data.h" |
| |
| void |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_dlclose_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jlong sohandle) |
| { |
| dssi_data *data = (dssi_data *) (long) sohandle; |
| dlclose (data->dlhandle); |
| JCL_free (env, data); |
| } |
| |
| jlong |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_dlopen_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jstring name) |
| { |
| const char *filename; |
| void *handle; |
| DSSI_Descriptor_Function fn; |
| dssi_data *data = 0; |
| |
| filename = JCL_jstring_to_cstring (env, name); |
| if (filename == NULL) |
| return (0); |
| |
| handle = dlopen(filename, RTLD_NOW); |
| |
| if (handle == 0) |
| goto done; |
| |
| fn = (DSSI_Descriptor_Function) dlsym(handle, "dssi_descriptor"); |
| |
| if (fn == 0) |
| { |
| dlclose(handle); |
| goto done; |
| } |
| |
| data = (dssi_data *) JCL_malloc(env, sizeof(dssi_data)); |
| data->dlhandle = handle; |
| data->fn = fn; |
| data->midiEventReadIndex = 0; |
| data->midiEventWriteIndex = 0; |
| |
| done: |
| JCL_free_cstring (env, name, filename); |
| return PTR_TO_JLONG(data); |
| } |
| |
| jlong |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_getDSSIHandle_1 |
| (JNIEnv *env __attribute__((unused)), |
| jclass clazz __attribute__((unused)), jlong handle, jlong index) |
| { |
| dssi_data *data = JLONG_TO_PTR(dssi_data,handle); |
| data->desc = (data->fn)(index); |
| return PTR_TO_JLONG(data->desc); |
| } |
| |
| jstring |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_getDSSIName_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jlong handle) |
| { |
| DSSI_Descriptor *desc = JLONG_TO_PTR(DSSI_Descriptor,handle); |
| const char *str = desc->LADSPA_Plugin->Name; |
| |
| return (*env)->NewStringUTF (env, str); |
| } |
| |
| jstring |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_getDSSICopyright_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jlong handle) |
| { |
| DSSI_Descriptor *desc = JLONG_TO_PTR(DSSI_Descriptor,handle); |
| const char *str = desc->LADSPA_Plugin->Copyright; |
| |
| return (*env)->NewStringUTF (env, str); |
| } |
| |
| jstring |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_getDSSIVendor_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jlong handle) |
| { |
| DSSI_Descriptor *desc = JLONG_TO_PTR(DSSI_Descriptor,handle); |
| const char *str = desc->LADSPA_Plugin->Maker; |
| |
| return (*env)->NewStringUTF (env, str); |
| } |
| |
| jstring |
| Java_gnu_javax_sound_midi_dssi_DSSIMidiDeviceProvider_getDSSILabel_1 |
| (JNIEnv *env, jclass clazz __attribute__((unused)), jlong handle) |
| { |
| DSSI_Descriptor *desc = JLONG_TO_PTR(DSSI_Descriptor,handle); |
| const char *str = desc->LADSPA_Plugin->Label; |
| |
| return (*env)->NewStringUTF (env, str); |
| } |
| |
| |